JUnit Factory Part 2: Finding Regressions

Characterization tests provide a safety net for your legacy Java code by helping identify unintended changes in software behavior caused by code maintenance. JUnit Factory (http://www.junitfactory.com) from Agitar Software (http://www.agitar.com) may be used to automatically generate these tests for you. In this post, we’ll take a look at what happens to these characterization tests when a simple code change is made.